DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.200 INCHES MINIMUM AND 0.230 INCHES MAXIMUM |
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER | 0.650 INCHES MINIMUM AND 0.710 INCHES MAXIMUM |
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 1 |
FASTENER LENGTH | 1.230 INCHES NOMINAL |
FIRST DIAMETER FROM HEAD | 0.246 INCHES MINIMUM AND 0.249 INCHES MAXIMUM |
HEAD DIAMETER | 0.625 INCHES NOMINAL |
HEAD HEIGHT | 0.120 INCHES NOMINAL |
HEAD STYLE | ROUND W/WRENCH FLATS CHAMFERED |
MATERIAL | STEEL OVERALL |
NOMINAL THREAD DIAMETER | 0.250 INCHES |
SECOND DIAMETER FROM HEAD | 0.190 INCHES MINIMUM AND 0.195 INCHES MAXIMUM |
WIDTH BETWEEN FLATS | 0.431 INCHES MINIMUM AND 0.438 INCHES MAXIMUM |
THREAD CLASS | 3A |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 0.520 INCHES MINIMUM AND 0.580 INCHES MAXIMUM |
THREAD QUANTITY PER INCH | 28 |
THREAD SERIES DESIGNATOR | UNJF |